IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Authorization Plugin Modification

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Authorization Plugin Modification

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Authorization plugins are used to extend the authorization services API and implement mechanisms that are not natively supported by the OS, such as multi-factor authentication with third party software. Adversaries may abuse this feature to persist and/or collect clear text credentials as they traverse the registered plugins during user logon.

Rule type: query

Rule indices:

logs-endpoint.events.*

Severity: medium

Risk score: 47

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

Domain: Endpoint
OS: macOS
Use Case: Threat Detection
Tactic: Persistence
Data Source: Elastic Defend

Version: 105

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

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event.category:file and host.os.type:macos and not event.type:deletion and
  file.path:(/Library/Security/SecurityAgentPlugins/* and
  not /Library/Security/SecurityAgentPlugins/TeamViewerAuthPlugin.bundle/*) and
  not process.name:shove and process.code_signature.trusted:true

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
Technique:
- Name: Boot or Logon Autostart Execution
- ID: T1547
- Reference URL: https://attack.mitre.org/techniques/T1547/
Sub-technique:
- Name: Authentication Package
- ID: T1547.002
- Reference URL: https://attack.mitre.org/techniques/T1547/002/

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